-51.42% is the change from 212 to 103
Calculation steps:
[( 103 - 212 ) ÷ 212] x 100 = -51.42%
Formula
Percentage change = [(103 - 212) / 212] x 100
Subtract the new number by the original number
103 - 212 = -109
-109 ÷ 212 = -0.5141509433962265
-0.5141509433962265 x 100 = -51.42%